Line Gem 1 is a game created to help users learn how to graph linear equations on a Cartesian coordinate plane. Users pick the right linear equation so their dragon can fly the correct path to get as many gems as possible. To learn how to find points for a given linear equation users can click the "Introduction" button to access a tutorial.

This material is based upon work supported by the
National Science Foundation under Grant DUE-0226284.
Any opinions, findings, and conclusions or recommendations
expressed in this material are those of the author(s)
and do not necessarily reflect the views of the
National Science Foundation.